[petsc-dev] [petsc-maint #80119] Re: make install broken on unix?

Jed Brown jedbrown at mcs.anl.gov
Sat Jul 30 14:18:20 CDT 2011

Does that mean we can just add python utilities to that package, or do we
need to create petsc-util?
On Jul 30, 2011 12:07 PM, "Lisandro Dalcin" <dalcinl at gmail.com> wrote:
> On 25 July 2011 19:33, Jed Brown <jedbrown at mcs.anl.gov> wrote:
>> On Mon, Jul 25, 2011 at 10:16, Ethan Coon <ecoon at lanl.gov> wrote:
>>> It's not really a stand-alone script though, so it shouldn't get the
>>> hashbang or lose the extension.  But it's not a full-fledged package of
>>> libraries either.  I don't think it should be anywhere in the default
>>> -- it's the kind of code that you should have to explicitly include
>>> via sys.path manipulation or via PYTHONPATH) because too many little
>>> of utility code makes for a nasty, polluted namespace.  There just isn't
>>> good place (that I know of) in the standard file system hierarchy for
>>> kind of stuff.
>> Making the user/scripts do manual sys.path or PYTHONPATH manipulation
>> it nearly impossible to make portable scripts that depend on these
>> functions. Should we start a "proper" Python package containing PETSc
>> utilities? Then scripts could rely on
>> from petsc.io import binary_read
>> or whatever working. Of course it might only contain two functions right
>> now, but I could add my "petscplot" (makes various types of convergence
>> scaling plots from convergence monitors and -log_summary output), and I'm
>> sure the community has other useful scripts.
> Note however that "petsc" package is already registered in PyPI to
> make "pip install petsc4py" download and install PETSc.
> --
> Lisandro Dalcin
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